/*
 * JBoss, Home of Professional Open Source
 * Copyright 2005, JBoss Inc., and individual contributors as indicated
 * by the @authors tag. See the copyright.txt in the distribution for a
 * full listing of individual contributors.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */
package org.jbpm.util;

public abstract class ArrayUtil {

  public static String toString(Object[] array) {
    if (array==null) {
      return "null";
    } else {
      StringBuffer buffer = new StringBuffer();
      buffer.append("<[");
      for (int i=0; i<array.length; i++) {
        Object o = array[i];
        if (o!=null) {
          buffer.append(o);
        } else {
          buffer.append("null");
        }
        if (i!=array.length-1) {
          buffer.append("|");
        }
      }
      buffer.append("]>");
      return buffer.toString();
    }
  }

}
